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Understanding Hair Loss: Causes, Genetics, and Solutions

Hair problems Hello Doctor: I started noticing hair loss while washing my hair about a month ago (I don't know the reason). There is also thinning hair around my crown area. I have oily hair (which tends to get greasy easily). My father is also bald; could this be a heredita...


Dr. Du Zhiqiang reply Dermatology
Dear Mr. Li, Hello, I can only say that this is most likely male pattern baldness, but I still recommend that you visit a nearby dermatology clinic for an evaluation to rule out any other issues. As for treatment options, please discuss them with your physician, who will prescri...

[Read More] Understanding Hair Loss: Causes, Genetics, and Solutions


Managing Oily Nose and Frequent Acne: Causes and Prevention Tips

Oily nose leading to frequent acne breakouts? My nose tends to get oily, and I can see small oil droplets on it every 2-3 hours. Additionally, I usually get a pimple on my nose about every 2-3 weeks, and each time it is quite severe and swollen. I would like to know what kind of ...


Dr. Du Zhiqiang reply Dermatology
Hello, regarding your statement, this situation still requires pharmacological intervention, so please visit the dermatology outpatient clinic for treatment. Wishing you peace and health. Sincerely, Dr. Hsiao Hsuan-Wen, Attending Physician, Department of Dermatology, Taoyuan Gene...

[Read More] Managing Oily Nose and Frequent Acne: Causes and Prevention Tips


Which Specialist to Consult for Anal Warts?

If you have cauliflower ear, you should see an Ear, Nose, and Throat (ENT) specialist? I would like to ask, I recently learned that I have warts in my anus, but I'm struggling to decide which specialty clinic to visit, as I hope to be treated by a more specialized profession...


Dr. Du Zhiqiang reply Dermatology
Hello, regarding cauliflower-like growths, if they are located inside the anus, you should consult a colorectal surgeon, as an anoscope may be needed. If they are on the external genitalia, both dermatology and urology departments can assist. Wishing you safety and health. Sincer...

[Read More] Which Specialist to Consult for Anal Warts?


Identifying Skin Conditions: Itchy Symptoms in Groin and Armpit Areas

Clinical symptoms Clinical symptoms = itching in the skin near the armpits, groin (male genital area), and anus. Based on my symptoms: 1. Intertrigo 2. Tinea cruris 3. Scrotal eczema 4. Scabies 5. Pubic lice. Which one is correct? Thank you! Sincerely, Yao-Hui Yeh.


Dr. Du Zhiqiang reply Dermatology
Clinical symptoms described in the text include itching in the axillary and groin areas (male genital region) as well as near the anal region. Clinical analysis suggests a higher likelihood of intertrigo, with possible considerations for tinea cruris and scrotal eczema. Scabies a...

[Read More] Identifying Skin Conditions: Itchy Symptoms in Groin and Armpit Areas


Understanding Skin Pain After Bathing: Possible Causes and Solutions

Skin prickling? Hello, in the past week or two, whenever I take a shower or sit in the bathtub, the skin in the water becomes painful and this sensation lasts for about thirty minutes. I would like to know if this could be an allergy to water, as I have a history of nasal allergi...


Dr. Du Zhiqiang reply Dermatology
Dear Xiaochang, Hello, there are many reasons for skin prickling. For individuals with nasal allergies, the most common issue is urticaria. You did not mention whether there are any rashes or sunburns. It is not appropriate to make a diagnosis based solely on descriptions; a con...

[Read More] Understanding Skin Pain After Bathing: Possible Causes and Solutions


Addressing Hair Loss and Age Spots: Expert Dermatological Insights

Hair loss and spots on the back of the hands? Hello Dr. Du, I have been troubled by two issues in recent years. The first is that my hairline has receded at the forehead, and the hair on the crown of my head has also become sparse, making it difficult to maintain my hairstyle. I...


Dr. Du Zhiqiang reply Dermatology
Hello, if there is thinning hair in the frontal area with an M-shaped hairline receding, and the individual is over 30 years old, it may be androgenetic alopecia. Even if there is no obvious hereditary pattern in the previous generation, there could be a skipped generation inheri...

[Read More] Addressing Hair Loss and Age Spots: Expert Dermatological Insights


Is It Normal to Have a Mole on the Scrotum? Expert Insights

Please ask your question? Hello, Doctor Du. I have a flat, dark spot on my scrotum that looks like a mole, approximately 0.3 cm in size. Is it normal to have moles on the scrotum? Thank you.


Dr. Du Zhiqiang reply Dermatology
Dear Alan, Hello, there is a black spot about 0.3 cm in size on your scrotum that resembles a mole. There are many possible causes, and it cannot be diagnosed online. You need to visit a clinic for a physician to examine it, and if necessary, a pathological examination may be pe...

[Read More] Is It Normal to Have a Mole on the Scrotum? Expert Insights


Can Sweat Blisters Be Contagious? Understanding Your Concerns

Worried about transmission? Dr. Du, may I ask if dyshidrotic eczema is contagious? Every summer, I get small blisters on my hands that are very itchy! I recently noticed that my daughter’s hands are also itchy, and I’m wondering if I transmitted it to her.


Dr. Du Zhiqiang reply Dermatology
Hello, sweat rash is not contagious. Your daughter's itching hands may not necessarily be due to sweat rash. Living in Taiwan's subtropical climate, which is hot and humid, many people may experience this. Wishing you peace and health. Sincerely, Dr. Du Zhi-Liang, Direc...

[Read More] Can Sweat Blisters Be Contagious? Understanding Your Concerns


Understanding Dyshidrotic Eczema and Its Misdiagnosis as STDs

Sweat blisters; rash. Masturbation? I previously had pompholyx on my hands, and now I have small red spots on my genitals. Could this be a sexually transmitted infection or pompholyx (I have not had sexual experience)? If it is pompholyx, will applying pompholyx medication help? ...


Dr. Du Zhiqiang reply Dermatology
Hello, please come to our hospital for an evaluation. Wishing you peace and health. Sincerely, Dr. Du Zhi-Liang, Director of the Dermatology Department, Taoyuan Hospital, Ministry of Health and Welfare.

[Read More] Understanding Dyshidrotic Eczema and Its Misdiagnosis as STDs


Effective Treatments for Female Pattern Hair Loss: Options Explored

Could you please clarify your question about hair thinning? Doctor, I started experiencing hair loss a few years ago, and at that time, the doctor diagnosed it as "female pattern hair loss" rather than the more common "male pattern baldness." Is it effective t...


Dr. Du Zhiqiang reply Dermatology
Hello, female pattern hair loss cannot be treated with oral finasteride. However, a 5% topical minoxidil can be used for treatment. It is still necessary to undergo an evaluation by a physician before use. Thank you, and wishing you peace and health. Sincerely, Dr. Chih-Liang Tu,...

[Read More] Effective Treatments for Female Pattern Hair Loss: Options Explored


Understanding Sebaceous Cysts: Symptoms, Diagnosis, and Treatment Options

The areas of the body that are prone to friction have developed suspected sebaceous adenomas? Hello: I have developed a lump on my left elbow, which I initially thought was a pimple, but I couldn't extract anything from it. After several weeks of pressure, I managed to expel...


Dr. Du Zhiqiang reply Dermatology
Dear Lily, Regarding your letter, what you referred to as a sebaceous cyst is medically known as a subcutaneous cyst. These can develop in various parts of the body and are not limited to areas of friction. It is important not to squeeze them, as this can easily lead to inflamma...

[Read More] Understanding Sebaceous Cysts: Symptoms, Diagnosis, and Treatment Options


Why Does Skin Wrinkle After Prolonged Water Exposure?

Skin wrinkles when submerged in water? Hello Dr. Du: After spending a considerable amount of time in water (like swimming), the skin on my hands and toes becomes very wrinkled. I would like to know what causes the skin to wrinkle easily. Is it due to external or internal factors?...


Dr. Du Zhiqiang reply Dermatology
Dear Rick, Hello. Frequently soaking in water for extended periods, whether in saltwater or freshwater, can lead to skin issues. Both types of water contain minerals, and the osmotic pressure of the water differs from that of the human body, which can result in moisture loss and...

[Read More] Why Does Skin Wrinkle After Prolonged Water Exposure?


Understanding Scabies: Treatment Challenges and Skin Care Tips

About scabies? Hello Dr. Du, I would like to ask about my prolonged scabies infection (which started around the end of February). I have seen multiple doctors, and they all diagnosed me with dyshidrotic eczema or dermatitis. It wasn't until I visited a different regional ho...


Dr. Du Zhiqiang reply Dermatology
Dear Ms. Li, Regarding the diagnosis of scabies, severe cases are easy to identify and unlikely to be misdiagnosed, while mild cases are more challenging to diagnose. A severe case is defined as one where family members or housemates are already infected, or the individual exper...

[Read More] Understanding Scabies: Treatment Challenges and Skin Care Tips


Understanding Age Spots and Dark Spots: Treatment Options Explained

Age spots and dark spots issues? Hello Dr. Du, I have had some concerns regarding skin issues for a long time and would like to seek your advice on a few matters: 1) I have several brown spots on my hands, about the size of a pea. I have heard that these are age spots. Can this...


Dr. Du Zhiqiang reply Dermatology
Hello, age spots or sun spots are skin conditions commonly found in middle-aged and older adults, varying in size from a few millimeters to several centimeters. They are characterized by flat and slightly raised patches or lesions, primarily occurring on the face, forearms, and l...

[Read More] Understanding Age Spots and Dark Spots: Treatment Options Explained


Understanding Brown Spots on Your 14-Year-Old's Skin: Causes and Solutions

Skin issues My child is 14 years old and has several dozen brown spots, each about 0.5 cm in diameter, on the back of the neck. What could be the issue?


Dr. Du Zhiqiang reply Dermatology
Dear Esther: 14 years old, a 0.5 cm brown lesion on the back of the neck. Without a clinical examination, it is difficult to make a judgment. Please come to the hospital for evaluation. Wishing you health and safety. Sincerely, Dr. Du Zhi-Liang, Director of Dermatology, Taoyuan H...

[Read More] Understanding Brown Spots on Your 14-Year-Old's Skin: Causes and Solutions


Understanding Skin Bumps on Hands: Causes and Treatment Options

Bumps on the back of the hand? Hello Doctor, since last year I have been experiencing a loss of taste. Sometimes when I apply sunscreen, I develop small bumps on my hands. Doctors have advised me to switch brands, but I have already tried many different ones, and the bumps still ...


Dr. Du Zhiqiang reply Dermatology
Dear Ayi: After applying sunscreen, if you develop small bumps on your hands and experience itching, it may be due to an allergic reaction. It is advisable to stop using it. You can visit a large hospital or clinic; as long as the physician is professional and attentive, they can...

[Read More] Understanding Skin Bumps on Hands: Causes and Treatment Options


Is Aifumei Ointment Right for My Eczema? Understanding Skin Reactions

After using Aifumei ointment? I am a patient with atopic dermatitis, and my skin is very prone to allergies. Recently, I experienced an allergic reaction and visited a doctor who prescribed Aifumei ointment for me to apply. However, after using it, my skin feels itchy and uncomfo...


Dr. Du Zhiqiang reply Dermatology
Dear Lauren, Atopic dermatitis presents a variety of symptoms; sometimes it is dry, sometimes it peels, and at times it may become inflamed or infected. There is no single ointment that is considered the most suitable (including the one you are using, Aifumei). Doctors will pres...

[Read More] Is Aifumei Ointment Right for My Eczema? Understanding Skin Reactions


Understanding Sweat Stains: What They Reveal About Your Health

Sweating issues Hello doctor, recently a colleague noticed that there are a lot of white stains on my work uniform. After my observation, it seems that the white substance is formed from my dried sweat. I would like to ask if this could be a precursor to any disease. Note: I usua...


Dr. Du Zhiqiang reply Dermatology
Dear M: Hello, sweating usually does not cause discoloration unless there is pigment deposition. Yellow secretions may have a slight odor due to bacterial decomposition. If the discharge is white, it is advisable to visit a clinic to have a doctor examine its origin. Wishing you ...

[Read More] Understanding Sweat Stains: What They Reveal About Your Health


Understanding Mouth Sores: Causes and Treatment Options

Mouth ulcer? Hello doctor, I've had white patches in my mouth for the past two days that can be scraped off. Could it be that athlete's foot has spread to my mouth? What should I do?


Dr. Du Zhiqiang reply Dermatology
Dear Keke: There are many reasons for mouth sores, with a common cause being a weakened immune system. If you notice a white membrane on the sore area, it could be lichen planus or an infection. You may want to consult an oral surgeon or dentist for a biopsy. Athlete's foot ...

[Read More] Understanding Mouth Sores: Causes and Treatment Options


Can Frozen Warts Spread to Other Areas Like Face and Hair?

Please ask your question? Will freshly frozen common warts spread to other areas of the body, such as the face and scalp? If I touch my face afterward, will I also get them? Will they appear in just 2 to 3 days?


Dr. Du Zhiqiang reply Dermatology
Dear Yinyin: Recently frozen warts are generally localized to the treated area and are not likely to spread unless intentionally scratched and then touched elsewhere. It is advisable to cover the treated area with a disinfectant bandage to prevent contact with other areas. Wishin...

[Read More] Can Frozen Warts Spread to Other Areas Like Face and Hair?


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